Monday, September 26, 2022

HTMX: Events and Triggers - Django CRUD, part 5

Refreshing dependent fragments with data is a very common use case in enterprise applications. In this example, data is changed in editable form. If data is saved to DB successfully through Django backend, we raise HTMX event and with HTMX trigger refresh dependent readonly table to display the latest data.

 

Wednesday, September 21, 2022

HTMX: Saving Form Changes - Django CRUD, part 4

I explain how to run POST request through HTMX attribute on HTML form tag to save form changes to the backend. You will see how to report validation errors through HTMX response.

 

Sunday, September 11, 2022

HTMX: Fetch Edit Form Data - Django CRUD, part 3

HTMX makes it possible to call the backend from HTML without JavaScript. You can add HTMX attribute to HTML tag, for example, button, and call backend endpoint. HTMX can process HTML fragment response and inject it into the Web page. This allows achieving partial page refresh, without full page reload.

Sunday, September 4, 2022

Python Django Model Form - Django CRUD, part 2

I explain how to generate UI in Django on top of Model Form. You can define Model Form with Django Model and inherit model attributes and constraints. Model Form makes it simple not only to render the form, but also control validation and data processing phases.

 

Monday, August 29, 2022

Python Django CRUD part 1 - Data Model and Constraints

In this episode of Django CRUD, I will explain how to define a data model in Django and set up constraints to ensure data validity. These constraints will be applied automatically when data will be updated from the UI.

 

Monday, August 15, 2022

Dynamic UI in Django with Alpine.js

Django generates static HTML UI, this requires a full request submit to the server. But you can build dynamic UI's, by including and using Alpine.js library. With Alpine.js you can open dialogs, hide content or disable UI controls. This helps to improve Django app UI usability.

 

Saturday, August 6, 2022

The old old coolness - HTMX | Execute HTTP request directly from HTML tag

Developing a modern Web app with Django and Tailwind? Thinking of using React, Vue, or another fancy JS library for UI implementation? I would recommend spending some time and trying HTMX. With HTMX you can execute partial requests and return HTML content to replace web page regions. HTMX properties are defined directly on HTML tags, this makes it easy to use and flexible.